The Vepr II– a Heavy Barreled RPK based AK from Robinson Armament (Caliber 5.56 x 45) equipped with Aimpoint 7000SC red dot reflex sight mounted on an UltiMAK M3-B. Iron sights are co witnessed with reflex sight. UltiMAK technicians have fired several 1.25 inch, three shot groups with this rifle at 100 yards.